Trilobita - Ptychopariida - Shumardiidae
Alternative combination: Shumardia (Shumardoella) extensa
Full reference: J. A. Weir. 1959. Ashgillian trilobites from Co. Clare, Ireland. Palaeontology 1(4):369-383
Belongs to Shumardia according to M. Ghobadi Pour et al. 2011
See also Weir 1959
Sister taxa: Shumardia (Conophrys), Shumardia (Shumardia), Shumardia acuticaudata, Shumardia alata, Shumardia ctenata, Shumardia erquensis, Shumardia exopthalmus, Shumardia granulosa, Shumardia lacrimosa, Shumardia minaretta, Shumardia phalloides, Shumardia sagittula, Shumardia tarimuensis
Type specimen: BMNH 53383, a cephalon/head
Distribution:
• Ordovician of Ireland (1 collection), Italy (1), Kazakhstan (2)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.